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59913 (1999 RB157)
Classification: Main-belt Asteroid          SPK-ID: 2059913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1061675059090895 4.8483e-08  
a 3.090414549091215 2.7721e-08 au
q 2.762312944189038 1.5749e-07 au
i 9.169132487718466 5.4909e-06 deg
node 347.256099549926 2.9117e-05 deg
peri 18.42921314828482 3.7138e-05 deg
M 278.9874469300413 2.5016e-05 deg
tp 2459447.053352972360
(2021-Aug-20.55335297)
0.00014058 TDB
period 1984.374038073153
5.43
2.67e-05
7.31e-08
d
yr
n .181417410776833 2.441e-09 deg/d
Q 3.418516153993393 3.0664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      635  
   data-arc span      10327 days (28.27 yr)  
   first obs. used      1991-02-14  
   last obs. used      2019-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:57:01  

Additional Information
 Earth MOID = 1.76162 au 
 Jupiter MOID = 2.03822 au 
 T_jup = 3.197 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO436201  
diameter diameter 3.789 km 1.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59913 (1999 RB157)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RB157 = 2002 CQ96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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